Where do you go to learn how to make ice cream?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

What has a ring but no finger?

I am an odd number. Take away a letter and I become even. What number am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

What is the fastest way to double your money?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?